212213001264 has 40 divisors (see below), whose sum is σ = 598054823232. Its totient is φ = 64306969920.

The previous prime is 212213001263. The next prime is 212213001307. The reversal of 212213001264 is 462100312212.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (212213001263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200958754 + ... + 200959809.

Almost surely, 2^212213001264 is an apocalyptic number.

212213001264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212213001264 is an abundant number, since it is smaller than the sum of its proper divisors (385841821968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212213001264 is a wasteful number, since it uses less digits than its factorization.

212213001264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401918585 (or 401918579 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 212213001264 its reverse (462100312212), we get a palindrome (674313313476).

The spelling of 212213001264 in words is "two hundred twelve billion, two hundred thirteen million, one thousand, two hundred sixty-four".